Home / 16,693.36-25,019.16-7,910.80

Finding the Fourth Proportional to 16,693.36, 25,019.16 and 7,910.80

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Solution

The fourth proportional to 16,693.36, 25,019.16 and 7,910.80 is: 11,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.36 : 25,019.16 = 7,910.80 : x
  2. Step 2: Convert to fraction form
    16,693.36/25,019.16 = 7,910.80/x
  3. Step 3: Cross multiply
    16,693.36x = 25,019.16 × 7,910.80
  4. Step 4: Simplify right side
    16,693.36x = 197,921,570.93
  5. Step 5: Solve for x
    x = 197,921,570.93/16,693.36
  6. Step 6: Final answer
    x = 11,856.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.